Fabspeed Ferrari 348 Supersport X-Pipe Exhaust System Style:Default the rumble at idle is

the rumble at idle is significantly improved and adds a much-needed pop and burble on the downshifts

If you need a pair of any particular size

the top two contorls are smaller than our knobs and will not work as a direct replacement**

Requires a simple cut at one location per side on each secondary catalytic converter inlet pipe in order to install the Fabspeed bypass pipes

Fabspeed Ferrari 348 Supersport X-Pipe Exhaust System Style:Default the rumble at idle isFabspeed's High flowing Supersport X Pipe replaces the heavy and restrictive factory exhaust system for maximum increase in performance and sound. FEATURES: Fits all Ferrari 348 vehicles (1989 1995) Including the Mondial T Increases power and throttle response Significant weight savings of over 18 lbs versus the factory single muffler exhaust (even greater weight savings when replacing the factory dual muffler system) Includes Fabspeeds Deluxe Quad